Mike Sherman "wrote the book" on Pennsylvania DUI law. Former Pennsylvania State Police attorney Mike Sherman is the co-author of Pennsylvania Driving Under the Influence Law and Practice (Bisel Co.). He's the Go to Guy for DUI. Compare his qualifications to any attorney! With over 24 years experience, Call for a Free Consulation: 1-888-DUI-GUY8 or visit www.paduidefense.com.